Display screen or portion thereof with icon



FIG. 1 is a front view of the display screen or portion thereof with icon.

FIG. 2 is a front view thereof, with the icon shown separately for clarity of illustration; and,

FIG. 3 is a front view of a second embodiment thereof, with the icon shown separately for clarity of illustration.

The dashed broken lines in FIG. 1 depict the display screen or portion thereof and form no part of the claimed design. The dot-dashed broken lines in FIG. 1 depict the boundary of the icon and form no part of the claimed design. 

CLAIM The ornamental design for a display screen or portion thereof with icon, as shown and described. 